APPROACH STRUCTURE FOR GRADE SEPARATED CROSSING, AND CONSTRUCTION METHOD OF APPROACH STRUCTURE FOR GRADE SEPARATED CROSSING

摘要

PROBLEM TO BE SOLVED: To provide an approach structure for a grade separated crossing allowing the construction of the grade separated crossing with shortened time to reduce lanes of an existing road.;SOLUTION: Approach parts 2, 3 constructed almost at the center part of the existing road R through which a plurality of vehicles can pass side by side in the width direction, comprise precast blocks 10 extendable in the width direction of the existing road R, and floor slabs 8 placed on the precast blocks 10 in the extended state and used for passing of vehicles.;COPYRIGHT: (C)2007,JPO&INPIT